S-4991T965 1/2"-20 Lug Nuts

Key Features & Benefits at a Glance

• Superior corrosion resistance with zinc-plated steel construction, extending service life in harsh environments
• Exceptional durability for heavy-duty applications, ensuring reliable performance under high stress
• Precise 1/2"-20 thread fit for secure wheel and industrial component fastening
• Easy installation and removal with standard 13/16" hex width compatible with common tools
• REACH compliance guarantees safe, regulated materials meeting environmental standards
• High-strength design provides dependable clamping force for automotive and industrial use
• Versatile compatibility with various equipment types, reducing inventory complexity

Professional Applications & Engineering Value

This heavy-duty hex lug nut is engineered to address critical challenges in automotive and industrial fastening. The zinc-plated steel material offers excellent corrosion resistance, preventing rust and degradation in exposed or high-moisture environments. Its 1/2"-20 thread ensures precise engagement with studs, maintaining secure wheel attachments and reducing vibration-induced loosening. The 13/16" hex width allows for efficient torque application with standard wrenches, streamlining maintenance workflows. Ideal for wheel assemblies, machinery, and equipment, this REACH compliant fastener delivers reliable performance while meeting stringent regulatory requirements for industrial safety and sustainability.

Specification Summary & Compliance

This hex lug nut features standard 1/2"-20 UNC thread with Class 2A fit tolerance for consistent engagement. Manufactured from zinc-plated steel with a 13/16" width across flats, it adheres to industrial fastener specifications. The product is fully REACH (EC 1907/2006) compliant, confirming absence of restricted substances per the latest SVHC list (updated 01/17/2023), ensuring environmental and workplace safety standards are met.